 abbr, acronym {
  background-color: #e5e5e5;
     padding-left: 0.2em;
    padding-right: 0.2em;
  border-bottom: dotted #000 1px;
  }
  .bubbleTooltip {
   width: 200px;
   color:#000;
   font: 0.7em sans-serif;
  text-decoration:none;
     text-align:center;
   }
  .bubbleTooltip span.top {
  padding: 30px 8px 0;
  background: url(bubble.gif) no-repeat top;
 }
.bubbleTooltip span.bottom {
padding:3px 8px 15px;
 color: #000;
 background: url(bubble.gif) no-repeat bottom;
}


.clearfix:after {
    content: "."; 
    display: block; 
    height: 0; 
    clear: both; 
    visibility: hidden;
}